> ## Documentation Index
> Fetch the complete documentation index at: https://docs.uplift.ai/llms.txt
> Use this file to discover all available pages before exploring further.

# Slide

> Binary indicator of a 'slide' fault — the lead knee or hip shifts laterally toward the target by more than 5 cm during the downswing instead of rotating around a stable base.

## Technical Details

* **Variable Type:** Movement Flag
* **Data Type:** Integer
* **Units:** N/A
* **Column Name:** `slide`
* **Optimal Direction:** Lower is better
* **Unknown Value:** -1
* **Measurement:** Lead knee and lead hip X position, between P1 Address and P7 Impact
* **Threshold:** Lead knee or lead hip X position exceeds its Address value by more than 5 cm (0.05 m) at any point

## Description

Slide flags a lower body fault where the lead knee or hip shifts laterally toward the target during the downswing rather than rotating around a stable base, which can rob the swing of rotational power.

## Use Cases

* Lower body stability analysis
* Swing consistency coaching